Coolant System - Fluids, Leaks & Smells Symptoms
Common symptoms and diagnostic guides.
Car smells sweet sometimes
A sweet smell from your car usually indicates coolant (antifreeze) leakage; detecting it early can prevent engine overheating and serious damage.
Smell like syrup when parked hot
A sweet, syrup-like smell when your car is hot and parked often points to a coolant or fluid leak contacting hot engine parts. This warrants inspection of the cooling and transmission systems.